18774256

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3001}}^1$

素因数の和:3049

約数の個数: 40

約数和(自身を含む): 40202784

約数和(自身を除く): 21428528

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 46, 68, 92, 136, 184, 272, 368, 391, 782, 1564, 3001, 3128, 6002, 6256, 12004, 24008, 48016, 51017, 69023, 102034, 138046, 204068, 276092, 408136, 552184, 816272, 1104368, 1173391, 2346782, 4693564, 9387128, 18774256]

約数ペア:

[(1, 18774256), (2, 9387128), (4, 4693564), (8, 2346782), (16, 1173391), (17, 1104368), (23, 816272), (34, 552184), (46, 408136), (68, 276092), (92, 204068), (136, 138046), (184, 102034), (272, 69023), (368, 51017), (391, 48016), (782, 24008), (1564, 12004), (3001, 6256), (3128, 6002)]